diff options
Diffstat (limited to 'drivers/gpu/drm/nouveau/nv50_software.c')
| -rw-r--r-- | drivers/gpu/drm/nouveau/nv50_software.c | 28 |
1 files changed, 26 insertions, 2 deletions
diff --git a/drivers/gpu/drm/nouveau/nv50_software.c b/drivers/gpu/drm/nouveau/nv50_software.c index 0e64d80d536..114d2517d4a 100644 --- a/drivers/gpu/drm/nouveau/nv50_software.c +++ b/drivers/gpu/drm/nouveau/nv50_software.c @@ -23,10 +23,13 @@ */ #include "drmP.h" + #include "nouveau_drv.h" #include "nouveau_ramht.h" #include "nouveau_software.h" +#include "nv50_display.h" + struct nv50_software_priv { struct nouveau_software_priv base; }; @@ -103,7 +106,10 @@ mthd_flip(struct nouveau_channel *chan, u32 class, u32 mthd, u32 data) static int nv50_software_context_new(struct nouveau_channel *chan, int engine) { + struct nv50_software_priv *psw = nv_engine(chan->dev, NVOBJ_ENGINE_SW); + struct nv50_display *pdisp = nv50_display(chan->dev); struct nv50_software_chan *pch; + int ret = 0, i; pch = kzalloc(sizeof(*pch), GFP_KERNEL); if (!pch) @@ -111,9 +117,27 @@ nv50_software_context_new(struct nouveau_channel *chan, int engine) nouveau_software_context_new(&pch->base); pch->base.vblank.bo = chan->notifier_bo; - chan->engctx[engine] = pch; - return 0; + + /* dma objects for display sync channel semaphore blocks */ + for (i = 0; i < chan->dev->mode_config.num_crtc; i++) { + struct nv50_display_crtc *dispc = &pdisp->crtc[i]; + struct nouveau_gpuobj *obj = NULL; + + ret = nouveau_gpuobj_dma_new(chan, NV_CLASS_DMA_IN_MEMORY, + dispc->sem.bo->bo.offset, 0x1000, + NV_MEM_ACCESS_RW, + NV_MEM_TARGET_VRAM, &obj); + if (ret) + break; + + ret = nouveau_ramht_insert(chan, NvEvoSema0 + i, obj); + nouveau_gpuobj_ref(NULL, &obj); + } + + if (ret) + psw->base.base.context_del(chan, engine); + return ret; } static void |